Designation

Description

09ХГН2АБ steel is used: for the manufacture of vessels and equipment for chemical and energy industries, operating at temperatures from minus 60 °C to + 350 °C and working pressure up to 16.0 MPa.

Note

High-strength steel.

Standards

Name

Code

Standards

Welding and cutting metals. Soldering, riveting

В05

HUNDRED 00220368-016-2009

Blanks. Of the workpiece. Slabs

В31

TU 05764417-013-93

Sheets and strips

В33

TU 14-1-5307-95

Chemical composition

Standard

C

S

P

Mn

Cr

Si

Ni

Fe

Cu

N

Al

Nb

TU 05764417-013-93

0.08-0.13

≤0.012

≤0.02

1.1-1.3

0.7-1

0.17-0.37

1.4-1.7

Rest

≤0.45

0.01-0.025

0.01-0.04

0.02-0.04

Fe is the basis. According to TU 05764417-013-93 in grade 09ХГН2АБ steel, the deviation from the norms of the chemical composition by carbon is ± 0.010%, in aluminum + 0.010%, in the content of the remaining elements and residual - in accordance with GOST 4543.

Mechanical properties

Section, mm

sT|s0,2, MPa

σU, MPa

d5, %

y, %

KCU, kJ/m2

HB, MPa

Procurement for vessels working under pressure on the other 05764417-013-93 supplied after the main heat treatment (samples for forgings, longitudinal, - transverse; KCU - after mechanical aging)

≥390

≥510

≥20

≥50

≥290

≥160

Description mechanical marks

Name

Description

sT|s0,2

Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2%

σU

Limit short-term strength

d5

Elongation after rupture

y

The relative narrowing

KCU

Toughness

HB

Brinell hardness number

Technological properties

Name

The value

Weldability

Welded without restriction in combination with carbon and low alloy steels.